package LeetCode.Map;

/**
 * @Author:galaxy_yan
 * @Date: 2022/11/17
 * @Time: 21:19
 * @Description
 * https://leetcode.cn/problems/single-number/
 */
public class copyRandomList {
    static int i;

    public static void main(String[] args) {
        System.out.println(i);
    }
    class Node {
        int val;
        Node next;
        Node random;

        public Node(int val) {
            this.val = val;
            this.next = null;
            this.random = null;
        }
    }
//    public Node copyRandomList(Node head) {
//
//    }

}
